func (s *HardwareSuite) TestParseHardware(c *gc.C) {
for i, t := range parseHardwareTests {
c.Logf("test %d: %s", i, t.summary)
hwc, err := instance.ParseHardware(t.args...)
if t.err == "" {
c.Assert(err, gc.IsNil)
} else {
c.Assert(err, gc.ErrorMatches, t.err)
continue
}
cons1, err := instance.ParseHardware(hwc.String())
c.Assert(err, gc.IsNil)
c.Assert(cons1, gc.DeepEquals, hwc)
}
}
func (manager *containerManager) CreateContainer(
machineConfig *cloudinit.MachineConfig,
series string,
network *container.NetworkConfig) (instance.Instance, *instance.HardwareCharacteristics, error) {
name := names.MachineTag(machineConfig.MachineId)
if manager.name != "" {
name = fmt.Sprintf("%s-%s", manager.name, name)
}
// Note here that the kvmObjectFacotry only returns a valid container
// object, and doesn't actually construct the underlying kvm container on
// disk.
kvmContainer := KvmObjectFactory.New(name)
// Create the cloud-init.
directory, err := container.NewDirectory(name)
if err != nil {
return nil, nil, fmt.Errorf("failed to create container directory: %v", err)
}
logger.Tracef("write cloud-init")
userDataFilename, err := container.WriteUserData(machineConfig, directory)
if err != nil {
return nil, nil, errors.LoggedErrorf(logger, "failed to write user data: %v", err)
}
// Create the container.
startParams := ParseConstraintsToStartParams(machineConfig.Constraints)
startParams.Arch = version.Current.Arch
startParams.Series = series
startParams.Network = network
startParams.UserDataFile = userDataFilename
var hardware instance.HardwareCharacteristics
hardware, err = instance.ParseHardware(
fmt.Sprintf("arch=%s mem=%vM root-disk=%vG cpu-cores=%v",
startParams.Arch, startParams.Memory, startParams.RootDisk, startParams.CpuCores))
if err != nil {
logger.Warningf("failed to parse hardware: %v", err)
}
logger.Tracef("create the container, constraints: %v", machineConfig.Constraints)
if err := kvmContainer.Start(startParams); err != nil {
return nil, nil, errors.LoggedErrorf(logger, "kvm container creation failed: %v", err)
}
logger.Tracef("kvm container created")
return &kvmInstance{kvmContainer, name}, &hardware, nil
}